Home / 745,409.70-1,118,114.55-184,444.20

Finding the Fourth Proportional to 745,409.70, 1,118,114.55 and 184,444.20

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Solution

The fourth proportional to 745,409.70, 1,118,114.55 and 184,444.20 is: 276,666.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,409.70 : 1,118,114.55 = 184,444.20 : x
  2. Step 2: Convert to fraction form
    745,409.70/1,118,114.55 = 184,444.20/x
  3. Step 3: Cross multiply
    745,409.70x = 1,118,114.55 × 184,444.20
  4. Step 4: Simplify right side
    745,409.70x = 206,229,743,683.11
  5. Step 5: Solve for x
    x = 206,229,743,683.11/745,409.70
  6. Step 6: Final answer
    x = 276,666.30

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Half scale
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Double scale
Find fourth proportional to 745,410.70, 1,118,116.05 and 184,445.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.